Home / 196,765.20-271,576.32-125,131.38

Finding the Fourth Proportional to 196,765.20, 271,576.32 and 125,131.38

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Solution

The fourth proportional to 196,765.20, 271,576.32 and 125,131.38 is: 172,706.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,765.20 : 271,576.32 = 125,131.38 : x
  2. Step 2: Convert to fraction form
    196,765.20/271,576.32 = 125,131.38/x
  3. Step 3: Cross multiply
    196,765.20x = 271,576.32 × 125,131.38
  4. Step 4: Simplify right side
    196,765.20x = 33,982,719,696.92
  5. Step 5: Solve for x
    x = 33,982,719,696.92/196,765.20
  6. Step 6: Final answer
    x = 172,706.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.